CEN EXAM VERSION 3 NEWEST 2025/2026 COMPLETE 150
QUESTIONS AND CORRECT ANSWERS (VERIFIED ANSWERS)
|ALREADY GRADED A+||BRAND NEW VERSION!!
What injury would you suspect in a peds pt who was restrained by a lap belt? -
ANSWER-Lumbar fracture because children tend to wear lap belts around there
abd instead of pelvis increasing risk for lumbar fractures, duodenal and pancreatic
injuries
What is a class 2 hemorrhage? - ANSWER-15-30% blood loss or 750-1000 mL pulse
btwn 100-120, normal BP r/t change in BP = late sx, mildly anxious,
What cardiac drugs increase afterload? - ANSWER-milrinone, norepi
What cardiac drug increases contractility? - ANSWER-dopamine
What sx indicate increase in ICP? - ANSWER-brady
widened pulse pressure
hippus (rhythmic/spasmostic dilating and constricting of the eye)
What are sx of cardiogenic shock? - ANSWER-distended neck veins
hypotension
tachycardia
1|Page
,What happens initially during shock when a pt has lost 30% of circulating BV? -
ANSWER-increased preload r/t increased peripheral resistance r/t increased
vasoconstriction = initial inc in cardiac output for end organ perfusion
What are elements in the revised trauma score? - ANSWER-4 points for the
following: SBP, RR, GCS
What are sx of Lyme's dz? - ANSWER-s/p days of a tick bite= erythema margins,
expanding circular area of red rash (bull's-eye) at least 5 cm in diameter, flu-like sx,
fatigue, joint pain, muscle aches
second stage = occurs days to wks s/p tick bite and rash has gone away. Pts will
have neuro and cardiac comprimise = meningitis, hepatitis, cranial neuropathies,
AV blocks, cardiomyopathies and arthralgia
What OD is charcol ><? - ANSWER-Iron OD. or any other heavy metals
What are sx of an amitryptyline OD? - ANSWER-dry mouth
CNS & resp depression
hypotension
tachycardia w/ widening QRS complex
seizures
What drug is used for asthma maintenance therapy? - ANSWER-Cromolyn r/t to
its ability to block mast cells and their release of inflammatory mediators which
can prevent the late phase reaction of asthma
2|Page
,What is pneumomediastinum? - ANSWER-air in the space between the lungs. It
can happen at rapid ascent altitude changes, overventilation, or trauma. SX:
sternal CP and progressive SOB
tx:mediastinal drain placement, thoracostomy and percutaneous drainage
When is a hyperbaric chamber a tx of choice? - ANSWER-for an air or gas
embolism, decompression sickness and CO posioning
What causes bronchiolitis? - ANSWER-RSV, parainfluenza virus, flu, adenovirus,
rhinovirus, enterovirus, herps, mycoplasma pna
What is a complication of cricothyrotomy? - ANSWER-subQ emphysema r/t air
leakage from an interrupted air way and it collects under the dermal layers
forming pockets or blebs
What are sx of epiglottitis? - ANSWER-fever, severe sore throat, tripoding,
drooling, sniffing position RAPID onset
What is the most common cause of mono? - ANSWER-epstein-barr virus
Describe pertussis - ANSWER-nonproductive cough triggered by eating and
drinking that gets worse at night (whoop-like cough)
incubation period 6-21 days normally in spring and summer months
tx w/erythro or zithromax
3|Page
, complication = pna
What does a shark fin wave form on capnography indicatcate? - ANSWER-
bronchospasm aka asthma
What is the standard infusion rate of blood products in peds? - ANSWER-10 mL/kg
What type of injury results from tearing of the bridging veins? - ANSWER-
Subarachnoid hem and blood will accumulate in the SA space
What is a pericardial friction rub? - ANSWER-often heard over the sternal border.
The inflammation causes a grating, scraping or leather-rubbing sound
Is pericarditis more common in adults or children? - ANSWER-Adults
What positions aggravate pericarditis? - ANSWER-lying flat on the left side,
coughing and deep inspiration
How is pericardial pain relieved? - ANSWER-NSAIDs because this type of pain is
not related to ischemia
4|Page
QUESTIONS AND CORRECT ANSWERS (VERIFIED ANSWERS)
|ALREADY GRADED A+||BRAND NEW VERSION!!
What injury would you suspect in a peds pt who was restrained by a lap belt? -
ANSWER-Lumbar fracture because children tend to wear lap belts around there
abd instead of pelvis increasing risk for lumbar fractures, duodenal and pancreatic
injuries
What is a class 2 hemorrhage? - ANSWER-15-30% blood loss or 750-1000 mL pulse
btwn 100-120, normal BP r/t change in BP = late sx, mildly anxious,
What cardiac drugs increase afterload? - ANSWER-milrinone, norepi
What cardiac drug increases contractility? - ANSWER-dopamine
What sx indicate increase in ICP? - ANSWER-brady
widened pulse pressure
hippus (rhythmic/spasmostic dilating and constricting of the eye)
What are sx of cardiogenic shock? - ANSWER-distended neck veins
hypotension
tachycardia
1|Page
,What happens initially during shock when a pt has lost 30% of circulating BV? -
ANSWER-increased preload r/t increased peripheral resistance r/t increased
vasoconstriction = initial inc in cardiac output for end organ perfusion
What are elements in the revised trauma score? - ANSWER-4 points for the
following: SBP, RR, GCS
What are sx of Lyme's dz? - ANSWER-s/p days of a tick bite= erythema margins,
expanding circular area of red rash (bull's-eye) at least 5 cm in diameter, flu-like sx,
fatigue, joint pain, muscle aches
second stage = occurs days to wks s/p tick bite and rash has gone away. Pts will
have neuro and cardiac comprimise = meningitis, hepatitis, cranial neuropathies,
AV blocks, cardiomyopathies and arthralgia
What OD is charcol ><? - ANSWER-Iron OD. or any other heavy metals
What are sx of an amitryptyline OD? - ANSWER-dry mouth
CNS & resp depression
hypotension
tachycardia w/ widening QRS complex
seizures
What drug is used for asthma maintenance therapy? - ANSWER-Cromolyn r/t to
its ability to block mast cells and their release of inflammatory mediators which
can prevent the late phase reaction of asthma
2|Page
,What is pneumomediastinum? - ANSWER-air in the space between the lungs. It
can happen at rapid ascent altitude changes, overventilation, or trauma. SX:
sternal CP and progressive SOB
tx:mediastinal drain placement, thoracostomy and percutaneous drainage
When is a hyperbaric chamber a tx of choice? - ANSWER-for an air or gas
embolism, decompression sickness and CO posioning
What causes bronchiolitis? - ANSWER-RSV, parainfluenza virus, flu, adenovirus,
rhinovirus, enterovirus, herps, mycoplasma pna
What is a complication of cricothyrotomy? - ANSWER-subQ emphysema r/t air
leakage from an interrupted air way and it collects under the dermal layers
forming pockets or blebs
What are sx of epiglottitis? - ANSWER-fever, severe sore throat, tripoding,
drooling, sniffing position RAPID onset
What is the most common cause of mono? - ANSWER-epstein-barr virus
Describe pertussis - ANSWER-nonproductive cough triggered by eating and
drinking that gets worse at night (whoop-like cough)
incubation period 6-21 days normally in spring and summer months
tx w/erythro or zithromax
3|Page
, complication = pna
What does a shark fin wave form on capnography indicatcate? - ANSWER-
bronchospasm aka asthma
What is the standard infusion rate of blood products in peds? - ANSWER-10 mL/kg
What type of injury results from tearing of the bridging veins? - ANSWER-
Subarachnoid hem and blood will accumulate in the SA space
What is a pericardial friction rub? - ANSWER-often heard over the sternal border.
The inflammation causes a grating, scraping or leather-rubbing sound
Is pericarditis more common in adults or children? - ANSWER-Adults
What positions aggravate pericarditis? - ANSWER-lying flat on the left side,
coughing and deep inspiration
How is pericardial pain relieved? - ANSWER-NSAIDs because this type of pain is
not related to ischemia
4|Page
